Hi Felipe, > -----Original Message----- > From: Felipe Balbi [mailto:balbi@xxxxxxxxxx] > Sent: Wednesday, January 04, 2017 7:03 PM > > Hi, > > Manish Narani <manish.narani@xxxxxxxxxx> writes: > > This patch adds support for OTG host mode initialization in DWC3 host > > driver. Before the host initialization sequence begins. The driver has > > to make sure the no OTG peripheral mode is enabled. > > > > Signed-off-by: Manish Narani <mnarani@xxxxxxxxxx> > > --- > > drivers/usb/dwc3/host.c | 14 ++++++++++++++ > > 1 file changed, 14 insertions(+) > > > > diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c index > > 487f0ff..4caa3fe 100644 > > --- a/drivers/usb/dwc3/host.c > > +++ b/drivers/usb/dwc3/host.c > > @@ -16,6 +16,8 @@ > > */ > > > > #include <linux/platform_device.h> > > +#include <linux/usb.h> > > +#include <linux/usb/hcd.h> > > > > #include "core.h" > > > > @@ -111,6 +113,18 @@ int dwc3_host_init(struct dwc3 *dwc) > > phy_create_lookup(dwc->usb3_generic_phy, "usb3-phy", > > dev_name(dwc->dev)); > > > > + if (dwc->dr_mode == USB_DR_MODE_OTG) { > > + struct usb_phy *phy; > > + /* Switch otg to host mode */ > > + phy = usb_get_phy(USB_PHY_TYPE_USB3); > > + if (!IS_ERR(phy)) { > > + if (phy && phy->otg) > > + otg_set_host(phy->otg, > > + (struct usb_bus *)(long)1); > > + usb_put_phy(phy); > > + } > > + } > > NAK. Don't change default mode for everybody. Default mode should actually > be peripheral, but let's not touch whatever HW designer has set; at least for > now. Yes, The default mode is Peripheral. The above is to initialize the host related stuff in OTG driver before sensing the OTG ID and get to the respective mode. - Manish -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
